Invention Grant
- Patent Title: Method for calculating the thickness of the trailing and leading edges on a blade profile
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Application No.: US17634716Application Date: 2020-08-07
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Publication No.: US12005666B2Publication Date: 2024-06-11
- Inventor: Damien Vincent Le Cloarec , Clement Giacovelli , Jeffrey Steven Sherman , Mickaelle Lucie Alicia Thomas
- Applicant: SAFRAN AERO COMPOSITE , SAFRAN AIRCRAFT ENGINES , SAFRAN AEROSPACE COMPOSITES
- Applicant Address: FR NH Paris
- Assignee: SAFRAN AERO COMPOSITE,SAFRAN AIRCRAFT ENGINES,SAFRAN AEROSPACE COMPOSITES
- Current Assignee: SAFRAN AERO COMPOSITE,SAFRAN AIRCRAFT ENGINES,SAFRAN AEROSPACE COMPOSITES
- Current Assignee Address: FR Paris; FR Paris; US NH Rochester
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- International Application: PCT/FR2020/051450 2020.08.07
- International Announcement: WO2021/028637A 2021.02.18
- Date entered country: 2022-02-11
- Main IPC: B23P15/02
- IPC: B23P15/02 ; B29D99/00 ; G05D5/02 ; F01D5/14

Abstract:
A verification method for verifying whether the aerodynamic profile of a real blade for an aircraft turbine engine complies with a theoretical blade, the method including constructing a camber line of the theoretical blade and constructing a camber line of the real blade; constructing a relationship for the thickness of the theoretical blade and constructing a relationship for the thickness of the real blade, the thickness relationship of a blade corresponding to the curve plotting the thickness of the blade as a function of curvilinear length along the camber line from a leading edge of the blade to a trailing edge of the blade, where thickness is the dimension of the blade extending perpendicularly to the camber line at each point of the camber line; superposing the thickness relationship of the real blade on the thickness relationship of the theoretical blade; and extracting the leading-edge and trailing edge thicknesses.
Public/Granted literature
- US20220281198A1 METHOD FOR CALCULATING THE THICKNESS OF THE TRAILING AND LEADING EDGES ON A BLADE PROFILE Public/Granted day:2022-09-08
Information query